:root{
  --bg:#fff6c7;
  --card:#fffdf1;
  --text:#2b2b2b;
  --muted:#6b6b6b;
  --brand:#8a6d00;
  --border:rgba(0,0,0,.12);
  --shadow:0 10px 30px rgba(0,0,0,.08);
  --radius:16px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans TC","PingFang TC","Microsoft JhengHei",Arial,sans-serif;
  color:var(--text);
  background:transparent;
  position:relative;
}

body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  pointer-events:none;
  background:linear-gradient(180deg,var(--bg),#fff);
}
a{color:inherit}
.container{
  width:min(980px,92vw);
  margin:0 auto;
}
.site-header{
  position:sticky;
  top:0;
  background:rgba(255,246,199,.85);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
  z-index:10;
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:14px 0;
}
.header-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.nav-toggle{display:none;align-items:center;gap:8px;padding:10px 12px;border-radius:12px;border:1px solid var(--border);background:rgba(255,255,255,.6);font-weight:800;cursor:pointer}
.nav-toggle-icon{width:18px;height:12px;display:inline-block;position:relative}
.nav-toggle-icon::before,.nav-toggle-icon::after{content:"";position:absolute;left:0;right:0;height:2px;background:rgba(0,0,0,.55);border-radius:999px}
.nav-toggle-icon::before{top:0;box-shadow:0 5px 0 rgba(0,0,0,.55),0 10px 0 rgba(0,0,0,.55)}
.nav-toggle-icon::after{display:none}
.nav-toggle-text{white-space:nowrap}
.brand{
  text-decoration:none;
  font-weight:800;
  letter-spacing:.5px;
}
.nav{display:flex;gap:10px;align-items:center}
.nav-link{
  text-decoration:none;
  padding:10px 12px;
  border-radius:12px;
  border:1px solid var(--border);
  background:rgba(255,255,255,.6);
}
.nav-link.start-btn{
  background:#39d353;
  color:#000;
  font-weight:800;
  border-color:#1f9f3a;
  box-shadow:0 4px 12px rgba(31,159,58,0.25);
}
main.container{padding:18px 0 42px}
.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:16px;
}
.grid{
  display:grid;
  grid-template-columns:1fr;
  gap:14px;
}
.grid.grid-stack{
  grid-template-columns:1fr;
}
.h1{font-size:22px;margin:0 0 8px}
.p{margin:0;color:var(--muted);line-height:1.6}
.form{
  display:grid;
  gap:12px;
  margin-top:12px;
}
.label{font-weight:700;font-size:14px}
.input{
  width:100%;
  padding:12px 14px;
  border-radius:14px;
  border:1px solid var(--border);
  background:#fff;
  font-size:16px;
}
.btn{
  width:100%;
  padding:12px 14px;
  border-radius:14px;
  border:0;
  background:#f2c94c;
  font-weight:800;
  font-size:16px;
}
.btn:active{transform:translateY(1px)}
.muted{color:var(--muted);font-size:14px}
.alert{
  border-radius:14px;
  padding:12px 14px;
  margin:0 0 14px;
  border:1px solid var(--border);
}
.alert-error{background:#fff1f1;border-color:rgba(220,38,38,.25)}
.alert-success{background:#f0fff4;border-color:rgba(34,197,94,.25)}
.site-footer{
  border-top:1px solid var(--border);
  padding:22px 0;
  color:var(--muted);
}
.footer-inner{display:flex;justify-content:center}

.nav-link.disabled{opacity:.55;pointer-events:none}

.test-top{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;align-items:flex-start}
.test-actions form{margin:0}
.sep{margin:0 6px;opacity:.65}

.progress{height:12px;border-radius:999px;background:rgba(0,0,0,.08);border:1px solid var(--border);overflow:hidden;margin-top:12px}
.progress-bar{height:100%;background:linear-gradient(90deg,#f2c94c,#f2994a);border-radius:999px}

.pager{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.submit-wrap{width:100%}
.nav-link.last-submit{
  display:block;
  text-align:center;
  width:100%;
  font-weight:800;
  color:#000 !important;
  -webkit-text-fill-color:#000 !important;
  background:#ef4444 !important;
  border-color:#b91c1c !important;
  font-size:24px;
  padding:14px 16px;
  -webkit-appearance:none;
  appearance:none;
}

button.nav-link.last-submit{
  color:#000 !important;
  -webkit-text-fill-color:#000 !important;
  background:#ef4444 !important;
}

.q-list{display:grid;gap:12px}
.question{background:rgba(255,255,255,.7);border:1px solid var(--border);border-radius:16px;padding:12px}
.q-title{font-weight:800;margin-bottom:10px}
.q-options{display:grid;grid-template-columns:1fr;gap:10px}
.option-card{display:flex;gap:10px;align-items:flex-start;padding:12px;border-radius:14px;border:1px solid var(--border);background:#fff;cursor:pointer}
.option-card.selected{border-color:rgba(138,109,0,.45);box-shadow:0 8px 18px rgba(138,109,0,.12)}
.opt-radio{position:absolute;opacity:0;pointer-events:none}
.opt-tag{flex:0 0 auto;min-width:32px;height:32px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-weight:900;background:rgba(0,0,0,.06)}
.option-card.selected .opt-tag{background:#f2c94c}
.opt-text{line-height:1.6}
.clear-btn{margin-top:10px;border:1px solid var(--border);background:rgba(255,255,255,.6);border-radius:12px;padding:8px 10px;font-size:14px}

@media (min-width: 720px){
  .grid{grid-template-columns:1fr 1fr}
  .grid.grid-stack{grid-template-columns:1fr}
  .h1{font-size:26px}
  .q-options{grid-template-columns:1fr 1fr}
  .header-inner{flex-direction:row;align-items:center}
  .nav-toggle{display:none !important}
  .nav{display:flex !important;flex-direction:row;align-items:center;gap:10px}
  .nav-link{width:auto;text-align:center}
}

@media (max-width: 720px){
  .header-inner{flex-direction:column;align-items:stretch;gap:10px}
  .header-top{width:100%}
  .nav-toggle{display:inline-flex;align-self:flex-end}
  .nav{display:none;flex-direction:column;align-items:stretch;gap:10px;width:100%}
  body.nav-open .nav{display:flex}
  .nav-link{display:block;width:100%;text-align:left}
  main.container{padding:14px 0 34px}
  .card{padding:14px}
  .pager{flex-direction:column;align-items:stretch}
  .pager > a.nav-link,.pager > span.nav-link{width:100%;text-align:center}
  .test-actions{width:100%}
  .test-actions form{width:100%}
  .test-actions .nav-link{display:block;width:100%;text-align:center}
  .submit-wrap{align-items:stretch !important}
  .nav-link.last-submit{width:100%;text-align:center}
}

@media (max-width: 420px){
  .container{width:min(980px,94vw)}
  .header-inner{padding:10px 0}
  .brand{font-size:16px}
  .nav{gap:8px}
  .nav-link{padding:10px 12px;border-radius:12px}
  .h1{font-size:20px}
  .muted{font-size:13px}
  .card{padding:12px}
}

.admin-page{
  background:linear-gradient(180deg,rgba(255,255,255,.55),rgba(255,255,255,.35));
  border:1px solid rgba(0,0,0,.10);
}

.admin-hero{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  padding:12px;
  border-radius:18px;
  border:1px solid rgba(0,0,0,.08);
  background:linear-gradient(135deg, rgba(242,201,76,.35), rgba(245,158,11,.18), rgba(34,197,94,.12));
}

.admin-title{
  display:flex;
  align-items:center;
  gap:10px;
}

.admin-title .h1{margin:0;font-size:24px;letter-spacing:.2px}

.admin-icon{
  width:38px;
  height:38px;
  border-radius:14px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:1px solid rgba(0,0,0,.10);
  background:rgba(255,255,255,.75);
  box-shadow:0 12px 26px rgba(0,0,0,.10);
}

.admin-icon svg{width:22px;height:22px}

.admin-actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}

.admin-filters{
  margin-top:12px;
  padding:12px;
  border-radius:18px;
  background:rgba(255,255,255,.78);
  border:1px solid rgba(0,0,0,.10);
  box-shadow:0 10px 22px rgba(0,0,0,.06);
}

.admin-filters .input{
  background:rgba(255,255,255,.96);
}

.admin-list{margin-top:12px;display:grid;gap:12px}

.admin-item{
  position:relative;
  border-radius:20px;
  padding:14px;
  background:rgba(255,255,255,.90);
  border:1px solid rgba(0,0,0,.10);
  box-shadow:0 12px 28px rgba(0,0,0,.08);
}

.admin-item::before{
  content:"";
  position:absolute;
  left:-1px;
  top:-1px;
  bottom:-1px;
  width:6px;
  border-radius:20px 0 0 20px;
  background:linear-gradient(180deg,#f2c94c,#f59e0b);
  opacity:.85;
}

.admin-item:hover{transform:translateY(-1px)}

.admin-meta{color:var(--muted);font-size:13px;line-height:1.7}

.admin-badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid rgba(0,0,0,.10);
  background:rgba(255,255,255,.75);
  font-weight:800;
  font-size:12px;
}

.admin-badge.success{border-color:rgba(34,197,94,.25);background:rgba(34,197,94,.10)}
.admin-badge.warn{border-color:rgba(245,158,11,.28);background:rgba(245,158,11,.10)}
.admin-badge.danger{border-color:rgba(239,68,68,.28);background:rgba(239,68,68,.10)}
.admin-badge.neutral{border-color:rgba(0,0,0,.12);background:rgba(0,0,0,.04)}

.admin-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 12px;
  border-radius:14px;
  border:1px solid rgba(0,0,0,.12);
  background:rgba(255,255,255,.80);
  text-decoration:none;
  font-weight:800;
}

.admin-link svg{width:18px;height:18px;opacity:.75}

.admin-link.primary{
  background:linear-gradient(180deg,#f2c94c,#f59e0b);
  border-color:rgba(245,158,11,.35);
  color:#000;
}

.admin-link.primary svg{opacity:.9}

@media (max-width: 720px){
  .admin-filters{padding:10px}
  .admin-title .h1{font-size:22px}
}